PHP Level 1 freelancer exam answers 2017

PHP Level 1  freelancer exam answers 2017

PHP Level 1  Freelancer.com

PHP Level 1 Exam

1. What is the correct way to add 1 to the $counter variable?
Answer: $counter++;

2. What function raises the first argument to the power of the second argument, with decimal places to be specified by the scale factor?
Answer: bcpow();
 

3. Which operator performs the same function as x=x%y?
Answer: %=

4. Which file mode will read and write to the end of an existing file or create a new file?
Answer: w+

Basic file modes 

r	Read only. Starts at the beginning of the file
r+	Read/Write. Starts at the beginning of the file
w	Write only. Opens and clears the contents of file; or creates a new file if it doesn't exist
w+	Read/Write. Opens and clears the contents of file; or creates a new file if it doesn't exist
a	Append. Opens and writes to the end of the file or creates a new file if it doesn't exist
a+	Read/Append. Preserves file content by writing to the end of the file
x	Write only. Creates a new file. Returns FALSE and an error if file already exists
x+	Read/Write. Creates a new file. Returns FALSE and an error if file already exists

5. Which of the following is correct for adding a comment in a PHP script?
Answer: /* comment */

Type of comments in PHP
 //   or  #   single line comment
/* */            multi line  comment


6. Which function returns (and caches) the owner ID number?
Answer: fileowner()

7. Which of the following is the correct way to implement a do-while loop?
Answer:
$j = 0;
do { print "$j"; }
while ($j > 0); 

8. Which statement will skip the rest of the current loop iteration and continue execution at the beginning of next iteration.
Answer: continue

9. Which of the following is correct to show a message for an exception?
Answer: throw new Exception ("Invalid data"); 

10. What term refers to the ability to shorten Extra_Long_Names improving readability of source code? 
Answer: Aliasing 

11. What PHP function returns the arctangent in radians of a numerical argument?
Answer: atan()

12.Which function is used to start tracking a user?
Answer: session_start()

13. What statement will delete session files?
Answer: session_destroy()

14. How are sessions tracked on PHP
Answer: with code rewriting using the PHP Session reference variable 

15. The file handle argument in fread() allows you to specify ___________.
Answer: the number of bytes you wish to read

Upwork ms excel 2007 test answers 2017

Upwork ms excel 2007 test answers 2017

1.  How will you reverse the direction of a SmartArt graphic?
a. Right-click on the SmartArt graphic, select Reverse
b. Under SmartArt Tools, on the Format tab, in the Arrange group, select Reverse
c. Under SmartArt Tools, on the Design tab, in the Create Graphic group, click on Right to Left
d. All of the above

2. Which of the following is not a valid file extension in which an Excel file can be saved’?
a. XLSB
b. XLSM
c. XLSX
d. All of the above are valid

3. This question is based upon the figure shown below







Refer to the given image what is the purpose of the cell denoted as ‘A’ in the worksheet?

a. It selects all the cells in the worksheet
b. It selects a large range of cells in the worksheet
c. It selects non-adjacent cells in the worksheet
d. It selects an entire row in the worksheet

4. Which of the following is a default method of a PivotTable report for scoping the conditional format of fields in the values area?
a. By selection
b. By corresponding field
c. By value field
d. By number field

5. Which database function estimates variance based on a sample from selected database entries?
a. DSTDEV
b. DSUM
c. DVAR
d. DVARP

6. Which of the given methods would you follow to add an alternative text to a picture?
a. Right-click on the picture, click on Size and Properties Click on the Alt text tab, and then in the alternative text box, enter your text
b. Right-click on the picture, click on Format Click on the Alt text tab, and then in the alternative text box, enter your text
c. Both a and b
d. None of the above

7. How would you assign a Macro to a graphic?
a. On the Developer tab, in the Controls group, select Macro name
b. On the View tab, click on Macros and then click ‘Assign Macro‘ on the shortcut menu In the Macro name box, click on the macro that you want to assign
c. On a worksheet, right-click on the graphic, then click ‘Assign Macro'” on the shortcut menu In the Macro name box, click on the macro that you want to assign
d. All of the above

8. State whether true or false
Deleting the PivotChart report automatically deletes the associated PivotTable report
a. True
b. False

9. How will you find cells with data validation?
a. On the Home tab, in the Editing group, click the arrow next to Find & Select,, then click Go To Special Click on Data Validation, and then click All
b. On the View tab, in the Windows group, click Data Validation
c. Both a and b
d. None of the above

10. Which of the following is not true regarding naming a cell?
a. Names are case sensitive
b. A name can contain up to 255 characters
c. Names can contain uppercase and lowercase letters
d. Some keyboard characters can cause unexpected results if used in cell names

11. Which of the given Document properties includes both file system properties and statistics that are maintained by Office programs for the user?
a. Automatically updated properties
b. Standard properties
c. Custom properties
d. Properties for the organization

12. Which Consolidate option would you choose when you want to arrange the data in all the worksheets in identical order and location?
a. Consolidate by position
b. Consolidate by category
c. Consolidate by formula
d. None of the above

13. State whether true or false

No data is deleted when an outline is hidden or removed
a. True
b. False

14. State whether true or false

Case-sensitive sorting of text in Excel2007 can be performed
a. True
b. False
15. This question is based upon the figure shown below












Refer to the given image Which formula should be written on the given table to display “Nancy Davolio”?
a. =UPPER(A2)
b. =L0WER(A2)
c. =PR0PER(A2)
d. None of the above
16. State whether true or false

A Macro project can be digitally signed
a. True
b. False

17. Where can the ‘Show All Comments‘ command be found?
a. On the Page Layout tab
b. On the View tab
c. On the Review tab
d. All of the above

18. This question is based upon the figure shown below

What is the purpose of using the Keep text flat option, as shown in the picture?
a. It prevents the text inside the WordArt from rotating when rotate- WordArt is rotated
b. It prevents the text from blurring
c. It moves the WordArt or text backward
d. Both b and c

19. This question is based upon the figure shown below

Refer to the given image What will be the result if the formula =B3&”, “&A3 is applied on the given table?
a. It will display Nancy Davoho
b. It will display Fuller Andrew
c. It will display Fuller, Andrew
d. Both b and c

20. Which of the following is not true regarding column widths
a. If the column width is set to 0,the column is hidden
b. A column width between 0 to 255 can be specified
c. The default column width is 8 43 characters
d. All of the above are true

21. This question is based upon the figure shown below

What would be the result, when =T(A4) is applied on the given table?

a. The text True is returned
b. The text Rainfall is returned
c. Empty text is returned
d. None of the above

22. State whether true or false
If a SmartArt graphic was converted to individual shapes, it is not possible to convert them back to the SmartArt graphic
a. True
b. False

23. This question is based upon the figure shown below

Which of the following options should be used to create a connection to a shared network folder, as shown in the picture?
a. A
b. B
c. C
d. D

24. State whether true or false

When you freeze panes, you select specific rows or columns that remain visible when scrolling in the worksheet
a. True
b. False

25. How will you display the Go To dialog
a. You will press F4
b. You will press F5
c. You will press F6
d. You will press F7

26. This question is based upon the figure shown below

What does the red icon indicate, as shown in the given picture?
a. It tells the user that macro is enabled
b. It tells the user that the document contains Signatures
c. It tells the user that macro is disabled
d. None of the above

27. Which of the following charts have no axes?
a. Doughnut charts
b. Pie charts
c. Both a and b
d. None of the above

28. This question is based upon the figure shown below

Refer to the given image Which line style option should be used to specify the style used for the end of the line?
a. A
b. B
c. C
d. D

29. Which method will you use to update table data from a Share point list?
a. On the Data tab, in the Data Tools group, click Refresh
b. On the View tab, in the Show/Hide group, click Refresh
c. On the Design tab, in the External Data group, click Refresh
d. None of the above

30. How would you locate the last filled cell on a worksheet?
a. Click anywhere in the worksheet, and then press CTRL+HOME
b. Click anywhere in the worksheet, and then press CTRL+INSERT
c. Click anywhere in the worksheet, and then press CTRL+END
d. None of the above

31. How should blank cells be inserted on a Worksheet?
a. Select the cell or the range of cells Then on the Home tab, in the Cells group, click Insert Cells’
b. Select the cell or the range of cells Then right-click on the selected cells and click on Insert in the shortcut menu
c. Both a and b
d. None of the above

32. Which chart displays axes but cannot display axis titles?
a. Radar chart
b. Doughnut chart
c. Pie chart
d. All of the above

33. This question is based upon the figure shown below

Refer to the given picture Which option causes the last row in the table to appear and displays the word Total in the leftmost cell?
a. A
b. B
c. C
d. D

34. How would you selection entire PivotTable report?
a. On the Home tab, in the Editing group, select the ‘Entire PivotTable’ option
b. On the Options tab, in the Actions group, click on Select, and then click ‘Entire PivotTable’
c. On the Analyze tab, in the Data group, click on ‘Select Entire PivotTable’ option
d. None of the above

35. Which scoping method should be used to conditionally format a set of fields in the values area for all levels in the hierarchy of data?
a. Scoping by selection
b. Scoping by corresponding field
c. Scoping by value field
d. All of the above

36. Which keyboard shortcut should be used to enter the current time in a cell in an excel sheet using a QWERTY computer keyboard?
a. CTRL+SHIFT+”
b. CTRL+SHIFT+
c. CTRL+,
d. None of the above

37. State whether true or false

When you sign the stamp signature line in an Office document, you add both a visible stamp and a digital signature
a. True
b. False

38. Which of the following is not true about the Watch Window?
a. The Watch Window makes it convenient to inspect, audit, or confirm formula calculations
b. When cells are not visible on the worksheet, those cells and their formulae can be seen in the Watch Window
c. There can be two Watch Windows per cell

39. When ‘a’ or’p’ is not typed after the time in Worksheet cells, what does Excel enter the default time as?
a. It displays the prompt box and asks the user to type ‘a’ or ‘p’
b. It displays an error message
c. It enters the time as PM
d. It enters the time as AM
e. None of the above

40. This question is based upon the figure shown below

Which Chart type is displayed in the given picture?
a. A stock chart
b. A surface chart
c. An XY (Scatter) chart